Cassette displacement prevention jig of semiconductor manufacturing apparatus



FIG. 1 is a front, top and right side perspective view of a cassettedisplacement prevention jig of semiconductor manufacturing apparatusshowing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view; and,

FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 2.

The broken lines in FIG. 1, FIG. 6 and FIG. 7 are intended to illustratethe portions that do not form the claimed design.

CLAIM The ornamental design for a cassette displacement prevention jig of semiconductor manufacturing apparatus, as shown and described. 